package com.csdj.reggie.controller;

import com.alibaba.druid.util.StringUtils;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.csdj.reggie.commcn.R;
import com.csdj.reggie.entity.User;
import com.csdj.reggie.service.UserService;
import com.csdj.reggie.util.SMSUtils;
import com.csdj.reggie.util.ValidateCodeUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

    /**
     * 发送手机短信验证码
     * @param user
     * @return
     */
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        log.info("查询验证码，user信息：{}",user);
        // 获取手机号
        String phone = user.getPhone();
        if (StringUtils.isNumber(phone)){
            // 生成随机的4位数验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code=={}",code);

            // 调用阿里云的短信服务APL完成发送短信
//            SMSUtils.sendMessage("瑞吉外卖","",phone,code);

            // 需要将生成的验证码保存到Session
            session.setAttribute(phone,code);
            return R.success("手机验证码发送成功");
        }
        return R.error("短信发送失败");
    }

    @PostMapping("/login")
    public R<User> login(@RequestBody Map map,HttpSession session){
        log.info("map：{}",map);

        // 获取手机号
        String phone = map.get("phone").toString();

        // 获取验证码
        String code = map.get("code").toString();

        // 从session中获取验证码
        Object codeInSession = session.getAttribute(phone);

        // 进行验证码比对（页面提交的验证码 与 session中保存的验证码）
        if (codeInSession!=null && codeInSession.equals(code)){
            // 如果比对成功，说明登录成功
            // 根据手机号查询是否有该用户
            LambdaQueryWrapper<User> queryWrapper=new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);
            User user = userService.getOne(queryWrapper);

            // 判断手机号用户是否为新用户，如果是新用户就自动完成注册
            if (user==null){
                user=new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);

        }

        return R.error("登录失败，验证码错误！");
    }

}
